PRIOn knowledge basePRION:CVE-2022-37451Design/Logic Flaw
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.6 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
69.2%
Exim before 4.96 has an invalid free in pam_converse in auths/call_pam.c because store_free is not used after store_malloc.
References
cwe.mitre.org/data/definitions/762.html
github.com/Exim/exim/commit/51be321b27825c01829dffd90f11bfff256f7e42
github.com/Exim/exim/compare/exim-4.95...exim-4.96
github.com/Exim/exim/wiki/EximSecurity
github.com/ivd38/exim_invalid_free
lists.exim.org/lurker/message/20220625.141825.d6de6074.en.html
lists.fedoraproject.org/archives/list/[email protected]/message/LETR5CVDPFOFQHXCJP6NFLG52JZHQYDY/
lists.fedoraproject.org/archives/list/[email protected]/message/XSWDF4QEXD4TDWQLYQOWCHBJKTDQR4Z7/
www.exim.org/static/doc/security/
www.openwall.com/lists/oss-security/2022/08/06/1
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.6 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
69.2%